Slough of despond

The road is winding, and consists of a succession of short, steep descents, diversified by occasional sloughs, which might well be called "sloughs of despond," into one of which Manuel was thrown rather unceremoniously, by the bursting of his saddle-girths at the top of one of these short hills, by which means he took a flight over the head of his beast, and found a soft resting place in the mud at the bottom.

The road was scarcely passable; there were no longer cheerful farms and clearings, but the dark pine forest, and the rank swamp, crossed by those terrific corduroy paths (my bones ache at the mere recollection!) and deep holes and pools of rotted vegetable matter, mixed with water, black, bottomless sloughs of despond! The very horses paused on the brink of some of these mud-gulfs, and trembled ere they made the plunge downwards.

Our ancestors, who were forest dwellers, bequeathed us a legacy of wonder tales in which forests have a significant role […] One route would start from a refuge in a clearing. The path would set forth in a bright and optimistic manner. Difficult choices would appear. Divergent paths would become stony, enter dark woods and descend through sloughs of despond.

Amy laughed too, and, kissing her mother, said, 'Well, I never had such a "Day of Misfortunes" as Rosamund's. I think it is because I have got such a dear darling mother that she helps me out of my troubles, my "Sloughs of Despond," as Clara calls them, quicker.' / 'The best thing is to try not to fall into sloughs of despond, and the way to do that is to examine carefully how you have come to get into them.[…]'

Thus the colony - for owing to its enormous area the Territory can claim to be considered something more than a settlement - was at last attracting notice, and rising from the Slough of Despond into which different causes had placed it.

Only after he had ceased dreaming of them and thrown off his crushing burden of transcendental morality – only thus and then could he hope to rise out of the slough of despond in which he wallowed.

If there is one feature common to all religions, it may be the message that there is a way out, a way up, from the slough of despond or the cave of presumption.

Why could Johnson not drag himself out of this slough of despond?